Article 13. The employer shall provide a sufficient quantity of drinking
water and other drinks for workers.

2. Any employer intending to install a water supply system
for water to drink or to wash tableware besides the water supply system
in compliance with paragraph 9, Article 3 of the Waterworks Law (Law No.
177 of 1957) shall conform to the following requirements:

(1) The employer shall confirm that such water conforms to
the water quality standard as provided in Article 4 of the Waterworks Law,
by the water quality test conducted by a local public body, etc.

(2) The ratio of residual free chlorine in water at the water
tap shall be maintained at 0.1 ppm. or more (in the case of residual combined
chlorine, 0.4 ppm. or more). However, when there is the possibility that
water to be supplied may be heavily contaminated by pathogenic organisms,
or when there is the possibility that such water may contain a large quantity
of organisms or substances suspected to be contaminated by pathogenic organisms,
the ratio of residual free chlorine shall be maintained at 0.2 ppm. or
more (in the case of residual combined chlorine, 1.5 ppm. or more).

(3) The employer shall take appropriate measures to prevent
contamination of such water by harmful substances, polluted water, etc.

(Drainage)

Article 14. The employer shall, as to drainage equipment, make necessary
repair and cleaning so that such equipment may work normally and may not
cause polluted water to leak, etc.

(Discharged Fluid Disposition)

Article 15. The employer shall, in addition to cleaning works conducted
daily, conduct cleaning and preventive and exterminatory measures against
rats, insects, etc., regularly once at least every six months, respectively,
in a united manner.

(Worker's Obligation to Keep Clean)

Article 16. Workers shall keep their offices clean with care and shall
not throw away wastes at places other than those designated as a dumping
site.

(Lavatory)

Article 17. The employer shall provide lavatories in accordance
with the following items:

(1) Provide men's and women's rooms separately.

(2) Provide at least one toilet per 60 male workers or less
who work at the same time.

(3) Provide at least one urinal per 30 male workers or less
who work at the same time.

(4) Provide at least one toilet per 20 female workers or less
who work at the same time.

(5) Design the basin of lavatories so that filth may not penetrate
into the soil.